Car battery jump starter



FIG. 1 is a front, right and top perspective view of a car battery jump starter showing my new design;

FIG. 2 is a rear, left and bottom perspective view thereof;

FIG. 3 is a front elevation view thereof;

FIG. 4 is a rear elevation view thereof;

FIG. 5 is a left side elevation view thereof;

FIG. 6 is a right side elevation view thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof.

Broken lines in the drawings depict portions of the car battery jump starter that form no part of the claimed design. 

CLAIM The ornamental design for a car battery jump starter, as shown and described. 